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Allegro MicroSystems Magnetic Speed Sensor ICs offer a comprehensive portfolio covering the full range of speed and speed with direction sensor ICs. These products include a two- and three-wire interface, a magnetic encoder (ring magnet) and gear tooth sensing, Hall and GMR technology, and ASIL-compliant options for transmission, wheel speed, engine, e-motors, and many more encoder and gear tooth sensing applications.
Innovative Hall-effect and GMR technologies support robust and reliable gear tooth and ring magnet speed sensing. Combining application and algorithm experience with OEMs, these application-specific speed sensor ICs were developed. The Magnetic Speed Sensor ICs utilize these features for their target applications, improving safety and performance.
The Allegro MicroSystems Magnetic Speed Sensor ICs include:
Camshaft Sensor ICs
Fully integrated IC solutions for EMC protection and true power-on state (TPOS). Optional back-biased magnets simplify designs while improving performance.
Crankshaft Sensor ICs
The fully integrated ICs are also highly flexible with high performance and excellent edge accuracy. These include optimized solutions for engines in 2-wheelers and advanced solutions essential for start-stop engines.
Special Purpose and E-Motor Speed Sensor ICs
This portfolio supports optimized speed sensor IC solutions for many non-automotive applications.
Transmission Sensor ICs
The ICs are ready for any challenge presented by fuel-efficient 6 to 10-speed transmissions, providing users with industry-leading vibration immunity and dynamic air gap capability.
Wheel Speed Sensor ICs
Innovative GMR technology delivers low jitter and high air gap over the most comprehensive installation tolerance.
